<template>
  <div class="carousel">
    <el-carousel :interval="3000" type="card" height="300px">
    <el-carousel-item v-for="item of banner" :key="item.id"> <img :src="item.imageUrl" alt=""></el-carousel-item>
  </el-carousel>
  </div>
</template>

<script>
export default {
  data(){
    return{
      banner:[]
    }
  },
  mounted() {
    this.$http.get("/banner").then(res=>{
      // console.log(res);
      this.banner = res.data.banners
    })
  },
}
</script>

<style scoped>
   .carousel {
       padding-top: 20px;
       width: 1200px;
       margin: 0 auto;
}
  .el-carousel__item h3 {
    color: #475669;
    font-size: 14px;
    opacity: 0.75;
    line-height: 200px;
    margin: 0;
  }
  
  .el-carousel__item:nth-child(2n) {
    background-color: #99a9bf;
  }
  
  .el-carousel__item:nth-child(2n+1) {
    background-color: #d3dce6;
  }
  .el-carousel__item {   
      height: 300px;
  }
  .el-carousel__item img {
      width: 100%;
      height: 300px;
  }
</style>